25bd5d8adb
subrepo: subdir: "deps/juce" merged: "b13f9084e" upstream: origin: "https://github.com/essej/JUCE.git" branch: "sono6good" commit: "b13f9084e" git-subrepo: version: "0.4.3" origin: "https://github.com/ingydotnet/git-subrepo.git" commit: "2f68596"
323 lines
11 KiB
C++
323 lines
11 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE library.
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Copyright (c) 2020 - Raw Material Software Limited
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JUCE is an open source library subject to commercial or open-source
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licensing.
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By using JUCE, you agree to the terms of both the JUCE 6 End-User License
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Agreement and JUCE Privacy Policy (both effective as of the 16th June 2020).
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End User License Agreement: www.juce.com/juce-6-licence
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Privacy Policy: www.juce.com/juce-privacy-policy
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Or: You may also use this code under the terms of the GPL v3 (see
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www.gnu.org/licenses).
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JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
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EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
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DISCLAIMED.
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==============================================================================
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*/
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namespace juce
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{
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ApplicationCommandManager::ApplicationCommandManager()
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{
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keyMappings.reset (new KeyPressMappingSet (*this));
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Desktop::getInstance().addFocusChangeListener (this);
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}
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ApplicationCommandManager::~ApplicationCommandManager()
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{
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Desktop::getInstance().removeFocusChangeListener (this);
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keyMappings.reset();
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}
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//==============================================================================
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void ApplicationCommandManager::clearCommands()
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{
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commands.clear();
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keyMappings->clearAllKeyPresses();
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triggerAsyncUpdate();
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}
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void ApplicationCommandManager::registerCommand (const ApplicationCommandInfo& newCommand)
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{
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// zero isn't a valid command ID!
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jassert (newCommand.commandID != 0);
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// the name isn't optional!
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jassert (newCommand.shortName.isNotEmpty());
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if (auto* command = getMutableCommandForID (newCommand.commandID))
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{
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// Trying to re-register the same command ID with different parameters can often indicate a typo.
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// This assertion is here because I've found it useful catching some mistakes, but it may also cause
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// false alarms if you're deliberately updating some flags for a command.
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jassert (newCommand.shortName == getCommandForID (newCommand.commandID)->shortName
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&& newCommand.categoryName == getCommandForID (newCommand.commandID)->categoryName
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&& newCommand.defaultKeypresses == getCommandForID (newCommand.commandID)->defaultKeypresses
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&& (newCommand.flags & (ApplicationCommandInfo::wantsKeyUpDownCallbacks | ApplicationCommandInfo::hiddenFromKeyEditor | ApplicationCommandInfo::readOnlyInKeyEditor))
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== (getCommandForID (newCommand.commandID)->flags & (ApplicationCommandInfo::wantsKeyUpDownCallbacks | ApplicationCommandInfo::hiddenFromKeyEditor | ApplicationCommandInfo::readOnlyInKeyEditor)));
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*command = newCommand;
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}
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else
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{
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auto* newInfo = new ApplicationCommandInfo (newCommand);
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newInfo->flags &= ~ApplicationCommandInfo::isTicked;
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commands.add (newInfo);
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keyMappings->resetToDefaultMapping (newCommand.commandID);
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triggerAsyncUpdate();
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}
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}
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void ApplicationCommandManager::registerAllCommandsForTarget (ApplicationCommandTarget* target)
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{
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if (target != nullptr)
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{
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Array<CommandID> commandIDs;
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target->getAllCommands (commandIDs);
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for (int i = 0; i < commandIDs.size(); ++i)
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{
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ApplicationCommandInfo info (commandIDs.getUnchecked(i));
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target->getCommandInfo (info.commandID, info);
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registerCommand (info);
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}
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}
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}
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void ApplicationCommandManager::removeCommand (const CommandID commandID)
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{
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for (int i = commands.size(); --i >= 0;)
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{
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if (commands.getUnchecked (i)->commandID == commandID)
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{
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commands.remove (i);
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triggerAsyncUpdate();
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const Array<KeyPress> keys (keyMappings->getKeyPressesAssignedToCommand (commandID));
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for (int j = keys.size(); --j >= 0;)
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keyMappings->removeKeyPress (keys.getReference (j));
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}
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}
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}
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void ApplicationCommandManager::commandStatusChanged()
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{
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triggerAsyncUpdate();
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}
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//==============================================================================
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ApplicationCommandInfo* ApplicationCommandManager::getMutableCommandForID (CommandID commandID) const noexcept
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{
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for (int i = commands.size(); --i >= 0;)
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if (commands.getUnchecked(i)->commandID == commandID)
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return commands.getUnchecked(i);
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return nullptr;
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}
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const ApplicationCommandInfo* ApplicationCommandManager::getCommandForID (CommandID commandID) const noexcept
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{
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return getMutableCommandForID (commandID);
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}
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String ApplicationCommandManager::getNameOfCommand (CommandID commandID) const noexcept
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{
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if (auto* ci = getCommandForID (commandID))
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return ci->shortName;
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return {};
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}
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String ApplicationCommandManager::getDescriptionOfCommand (CommandID commandID) const noexcept
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{
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if (auto* ci = getCommandForID (commandID))
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return ci->description.isNotEmpty() ? ci->description
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: ci->shortName;
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return {};
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}
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StringArray ApplicationCommandManager::getCommandCategories() const
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{
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StringArray s;
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for (int i = 0; i < commands.size(); ++i)
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s.addIfNotAlreadyThere (commands.getUnchecked(i)->categoryName, false);
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return s;
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}
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Array<CommandID> ApplicationCommandManager::getCommandsInCategory (const String& categoryName) const
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{
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Array<CommandID> results;
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for (int i = 0; i < commands.size(); ++i)
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if (commands.getUnchecked(i)->categoryName == categoryName)
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results.add (commands.getUnchecked(i)->commandID);
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return results;
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}
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//==============================================================================
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bool ApplicationCommandManager::invokeDirectly (CommandID commandID, bool asynchronously)
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{
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ApplicationCommandTarget::InvocationInfo info (commandID);
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info.invocationMethod = ApplicationCommandTarget::InvocationInfo::direct;
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return invoke (info, asynchronously);
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}
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bool ApplicationCommandManager::invoke (const ApplicationCommandTarget::InvocationInfo& inf, bool asynchronously)
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{
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// This call isn't thread-safe for use from a non-UI thread without locking the message
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// manager first..
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JUCE_ASSERT_MESSAGE_MANAGER_IS_LOCKED
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bool ok = false;
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ApplicationCommandInfo commandInfo (0);
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if (auto* target = getTargetForCommand (inf.commandID, commandInfo))
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{
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ApplicationCommandTarget::InvocationInfo info (inf);
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info.commandFlags = commandInfo.flags;
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sendListenerInvokeCallback (info);
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ok = target->invoke (info, asynchronously);
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commandStatusChanged();
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}
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return ok;
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}
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//==============================================================================
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ApplicationCommandTarget* ApplicationCommandManager::getFirstCommandTarget (CommandID)
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{
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return firstTarget != nullptr ? firstTarget
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: findDefaultComponentTarget();
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}
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void ApplicationCommandManager::setFirstCommandTarget (ApplicationCommandTarget* newTarget) noexcept
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{
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firstTarget = newTarget;
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}
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ApplicationCommandTarget* ApplicationCommandManager::getTargetForCommand (CommandID commandID,
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ApplicationCommandInfo& upToDateInfo)
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{
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auto* target = getFirstCommandTarget (commandID);
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if (target == nullptr)
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target = JUCEApplication::getInstance();
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if (target != nullptr)
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target = target->getTargetForCommand (commandID);
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if (target != nullptr)
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{
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upToDateInfo.commandID = commandID;
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target->getCommandInfo (commandID, upToDateInfo);
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}
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return target;
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}
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//==============================================================================
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ApplicationCommandTarget* ApplicationCommandManager::findTargetForComponent (Component* c)
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{
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auto* target = dynamic_cast<ApplicationCommandTarget*> (c);
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if (target == nullptr && c != nullptr)
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target = c->findParentComponentOfClass<ApplicationCommandTarget>();
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return target;
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}
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ApplicationCommandTarget* ApplicationCommandManager::findDefaultComponentTarget()
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{
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auto* c = Component::getCurrentlyFocusedComponent();
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if (c == nullptr)
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{
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if (auto* activeWindow = TopLevelWindow::getActiveTopLevelWindow())
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{
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if (auto* peer = activeWindow->getPeer())
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{
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c = peer->getLastFocusedSubcomponent();
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if (c == nullptr)
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c = activeWindow;
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}
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}
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}
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if (c == nullptr)
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{
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auto& desktop = Desktop::getInstance();
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// getting a bit desperate now: try all desktop comps..
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for (int i = desktop.getNumComponents(); --i >= 0;)
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if (auto* component = desktop.getComponent (i))
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if (isForegroundOrEmbeddedProcess (component))
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if (auto* peer = component->getPeer())
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if (auto* target = findTargetForComponent (peer->getLastFocusedSubcomponent()))
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return target;
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}
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if (c != nullptr)
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{
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// if we're focused on a ResizableWindow, chances are that it's the content
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// component that really should get the event. And if not, the event will
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// still be passed up to the top level window anyway, so let's send it to the
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// content comp.
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if (auto* resizableWindow = dynamic_cast<ResizableWindow*> (c))
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if (auto* content = resizableWindow->getContentComponent())
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c = content;
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if (auto* target = findTargetForComponent (c))
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return target;
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}
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return JUCEApplication::getInstance();
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}
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//==============================================================================
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void ApplicationCommandManager::addListener (ApplicationCommandManagerListener* listener)
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{
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listeners.add (listener);
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}
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void ApplicationCommandManager::removeListener (ApplicationCommandManagerListener* listener)
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{
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listeners.remove (listener);
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}
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void ApplicationCommandManager::sendListenerInvokeCallback (const ApplicationCommandTarget::InvocationInfo& info)
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{
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listeners.call ([&] (ApplicationCommandManagerListener& l) { l.applicationCommandInvoked (info); });
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}
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void ApplicationCommandManager::handleAsyncUpdate()
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{
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listeners.call ([] (ApplicationCommandManagerListener& l) { l.applicationCommandListChanged(); });
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}
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void ApplicationCommandManager::globalFocusChanged (Component*)
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{
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commandStatusChanged();
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}
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} // namespace juce
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